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tracing: Cleanup saved_cmdlines_size changes

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The recent addition of saved_cmdlines_size file had some remaining
(minor - mostly coding style) issues.  Fix them by passing pointer
name to sizeof() and using scnprintf().

Link: http://lkml.kernel.org/p/1402384295-23680-1-git-send-email-namhyung@kernel.org

Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@hitachi.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Namhyung Kim 2014-06-10 16:11:35 +09:00 committed by Steven Rostedt
parent 8b8b36834d
commit a6af8fbf17
1 changed files with 3 additions and 3 deletions
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6
kernel/trace/trace.c
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@ -1338,7 +1338,7 @@ static int trace_create_savedcmd(void)
{
int ret;
savedcmd = kmalloc(sizeof(struct saved_cmdlines_buffer), GFP_KERNEL);
savedcmd = kmalloc(sizeof(*savedcmd), GFP_KERNEL);
if (!savedcmd)
return -ENOMEM;
@ -3840,7 +3840,7 @@ tracing_saved_cmdlines_size_read(struct file *filp, char __user *ubuf,
int r;
arch_spin_lock(&trace_cmdline_lock);
r = sprintf(buf, "%u\n", savedcmd->cmdline_num);
r = scnprintf(buf, sizeof(buf), "%u\n", savedcmd->cmdline_num);
arch_spin_unlock(&trace_cmdline_lock);
return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);
@ -3857,7 +3857,7 @@ static int tracing_resize_saved_cmdlines(unsigned int val)
{
struct saved_cmdlines_buffer *s, *savedcmd_temp;
s = kmalloc(sizeof(struct saved_cmdlines_buffer), GFP_KERNEL);
s = kmalloc(sizeof(*s), GFP_KERNEL);
if (!s)
return -ENOMEM;